BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 23 32.4%
2 China 22 31%
3 Germany 7 9.9%
4 Netherlands 7 9.9%
5 Russia 3 4.2%
6 Italy 3 4.2%
7 Canada 3 4.2%
8 Hong Kong 2 2.8%
9 Australia 1 1.4%